Question

(3 1/5-1 1/15*1 3/5+2/5)*2 1/7

Answer 1

Ответ:

4 2/35

Объяснение:

(3 1/5-1 1/15*1 3/5+2/5)*2 1/7 = (16/5 - 16/15 * 8/5 + 2/5) * 15/7 =

= (16/5 - 128/75 + 2/5) * 15/7 = 142/75 * 15/7 = 142/35 = 4 2/35